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प्रश्न
The speed of light is maximum in ______.
विकल्प
vacuum
glass
diamond
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उत्तर
The speed of light is maximum in vacuum
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संबंधित प्रश्न
Select the correct alternative
The speed of light is maximum in
State whether light slows down or speeds up in the following cases :
Light going from water to air.
When light travels from a denser to a rarer medium, its speed ______.
A light ray suffers reflection and refraction at the boundary in passing from air to water. Draw a neat labelled ray diagram to show it.
Numerical problem.
Light enters from air into a glass plate having refractive index 1.5. What is the speed of light in glass? (Ans: 2 × 108 ms–1)
Higher Order Thinking Skill.
What do you conclude about the speed of light in diamond. if the refractive index of diamond is 2.41?
Materials that allow light to pass through completely are known as ______ material.
Objects that allow light to pass through partially are called ______ material.
Materials that allow light to pass through completely are known as transparent materials.
Define transparent materials.
